Введение
Use this guide to replace the main board in your LG WM3050CW Washing Machine.
This is the main circuit board for the washer. It doesn't contain any buttons or dials—if your washer buttons or dials are broken, you'll need to replace the control panel instead.
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Turn off the main water supply
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Unplug your washer
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Disconnect all water connections at the rear of your washer
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Use a Phillips driver to remove the two bottom 16.5 mm-long screws securing the top panel brackets.
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Slide the top panel 1-2 inches towards the rear of the device to disconnect its clips.
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Tilt the top panel upward to completely disconnect it from the chassis.
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Remove the top panel.
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Disconnect the spade connector from the pressure sensor.
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Use a Phillips driver to remove the 16.5 mm-long screw securing the pressure sensor.
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Rotate the pressure sensor toward the left edge of the washing machine to unclip it from the main board cover.
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Lift the pressure sensor away from its slot on the main board cover to remove it.
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Insert a flathead screwdriver between the chassis and the plastic clip securing the control panel cable.
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Compress the clip and slide it out of the chassis to remove it.
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Use diagonal cutters, or scissors, to cut the cable tie securing the control panel cable to the main board cover.
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Remove the pressure sensor hose from its clip in the main board cover.
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Remove the twist tie bundling the cables at the top right of the main board cover.
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Use a flathead screwdriver to disconnect the three plastic clips securing the top of the main board cover.
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Pull the main board cover away from the chassis to disconnect the remaining clips on the side and bottom.
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Remove the main board cover.
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Use a Phillips driver to remove the 16.5 mm-long screw securing the main board to the back of the washer.
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Slide the main board toward the right edge of the device to disconnect the clips from their slots in the chassis.
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Pull the main board toward the front of the device to completely separate the main board from the chassis.
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Lift the main board out of the chassis slightly to access each of the connectors.
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Disconnect each connector from the main board (eleven total).
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Remove the main board.
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To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers Community for help.
To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers Community for help.
